Working with one single Dumbbell at a weight that suits you. Using the extra resistance of the weight will ignite more muscles per move for a total body workout.The calorie burning of HIIT, alongside the strengthening & toning benefits of resistance training… All in oneFormat – 45 minutes including warm up and stretch – 1-minute IntervalsNo equipment needed, we’ve got it all for you. Unless you’re doing from home where you’ll need a Dumbbell or a weight substitute